Part Number: 092-0170-01B (Nortel networks corporation)Part Number: 6616438RV (Nortel networks corporation)Part Number: A0321147 (Nortel networks corporation)Part Number: A0616764 (Nortel networks corporation)Part Number: MDTL162ES4135-135C28 (Nortel networks corporation)Part Number: MDTL162EW3819-135C28 (Nortel networks corporation)Part Number: MDTL162EW3977-135C28 (Nortel networks corporation)Part Number: MDTL162EW4135-135C28 (Nortel networks corporation)Part Number: NRA0617040 (Nortel networks corporation)Part Number: NT4K70AA (Nortel networks corporation)Part Number: QFF1D (Nortel networks corporation)Part Number: QMV271BY1 (Nortel networks corporation)